London to Sydney Flights
Flights from London (LON) to Sydney (SYD) connect United Kingdom and Australia. The great-circle distance is approximately 17,020 km, and a typical direct flight takes about 22 to 23 hours. Airports commonly used for this city pair include LON, LHR, LGW, STN, LTN, LCY and SYD. The reverse route is Sydney to London. Use the search tool below to compare live prices and schedules — do not treat any static text on this page as a live fare.
Route facts
- Origin
- London, United Kingdom
- Destination
- Sydney, Australia
- Distance
- 17,020 km
- Typical duration
- about 22 to 23 hours
- Origin codes
- LON, LHR, LGW, STN, LTN, LCY
- Destination codes
- SYD
- Primary keyword
- flights from London to Sydney
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Compare live prices and schedules for this route.
Route overview
London to Sydney is a city-pair air route between United Kingdom and Australia. Travelers use this corridor for leisure, business, and connecting itineraries.
Primary search codes are LON and SYD. Related codes: LON, LHR, LGW, STN, LTN, LCY → SYD.
Distance
Approximate flight distance: 17,020 km (great-circle). Actual flown distance can be longer depending on airway routing.
Duration
Typical block time for a direct flight is about 22 to 23 hours. Connecting itineraries take longer and depend on layover airports.
Airports
London airports and metro codes: LON, LHR, LGW, STN, LTN, LCY.
Sydney airports and metro codes: SYD.
Alternative routes
Related searches include the reverse route Sydney to London, other destinations from London, and other origins into Sydney.
Frequently asked questions
How long is the flight from London to Sydney?
Direct flights from London to Sydney typically take about 22 to 23 hours, depending on aircraft type, routing, and wind conditions. Connecting itineraries take longer.
What is the distance from London to Sydney?
The great-circle distance between London and Sydney is approximately 17,020 km. Flown distance can be longer depending on airways.
Which airports serve flights from London to Sydney?
London is commonly searched with code LON (related: LON, LHR, LGW, STN, LTN, LCY). Sydney is commonly searched with code SYD (related: SYD).
Are there direct flights from London to Sydney?
Direct service availability varies by season and airline. Compare live schedules on Cheap Flights Worldwide for current nonstop and connecting options on this route.
What is the reverse flight route from Sydney to London?
The reverse city pair is Sydney to London. Distance is the same great-circle measure (17,020 km); block time can differ with winds and schedules.
Which countries does the London to Sydney route connect?
This route connects United Kingdom (London) with Australia (Sydney).